CN219371074U

CN219371074U - Fuel cell engine structure with compact arrangement

Info

Publication number: CN219371074U
Application number: CN202320090739.0U
Authority: CN
Inventors: 周剑韬; 洪绍景; 杜超
Original assignee: Yichuang Hydrogen Energy Technology Zhangjiagang Co ltd
Current assignee: Yichuang Hydrogen Energy Technology Zhangjiagang Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-07-18
Anticipated expiration: 2033-01-31

Abstract

The application discloses an arrange compact fuel cell engine structure, includes: the air system comprises an air inlet, a flowmeter, an air compressor, an intercooler, a first throttle valve, a galvanic pile, a second throttle valve and a tail discharge port which are sequentially connected through pipelines; the hydrogen system comprises a hydrogen inlet, a hydrogen inlet component, a plate exchanger, the electric pile and a water separator which are sequentially connected through pipelines, wherein the water separator is respectively connected with a hydrogen discharge valve and a drain valve, and the hydrogen discharge valve and the drain valve are connected with a tail discharge interface; the main cooling system comprises a main waterway inlet, a three-way valve, the galvanic pile, the plate exchanger, a water pump and a main waterway outlet which are sequentially connected through pipelines. All the components of the utility model are arranged around the electric pile, are compactly arranged around the electric pile, have compact structure, improve the conditions of scattered component distribution and complicated pipeline routing existing in a general fuel cell engine, reduce the volume of the fuel cell engine to a certain extent, and save space.

Description

Fuel cell engine structure with compact arrangement

Technical Field

The present application relates to fuel cell engines, and more particularly to a compact arrangement fuel cell engine structure.

Background

The hydrogen fuel cell system is a new generation environment-friendly engine, is an energy conversion device for generating electric energy by electrochemical reaction of hydrogen and oxygen, has no combustion, no mechanical loss, high energy conversion rate and zero pollution, and only generates electricity, water and heat. The hydrogen fuel cell system consists of a hydrogen supply system, an air supply system, a water heat management system and the like. Because the three components of the hydrogen fuel cell engine are numerous, the installation positions of the components are never planned in the current market, so that the components of the whole system are scattered, the pipeline wiring is complicated, and the whole system is large in size and occupies a large space.

Disclosure of Invention

The utility model aims to provide a fuel cell engine structure with compact arrangement, which has compact structure, improves the conditions of scattered component distribution and complicated pipeline routing existing in a general fuel cell engine, reduces the volume of the fuel cell engine to a certain extent, and saves space.

In order to achieve the above purpose, the present utility model provides the following technical solutions.

Embodiments of the present application disclose a fuel cell engine structure with compact arrangement, comprising:

the air system comprises an air inlet, a flowmeter, an air compressor, an intercooler, a first throttle valve, a galvanic pile, a second throttle valve and a tail discharge port which are sequentially connected through pipelines;

the hydrogen system comprises a hydrogen inlet, a hydrogen inlet component, a plate exchanger, the electric pile and a water separator which are sequentially connected through pipelines, wherein the water separator is respectively connected with a hydrogen discharge valve and a drain valve, and the hydrogen discharge valve and the drain valve are connected with a tail discharge interface;

the main cooling system comprises a main waterway inlet, a three-way valve, the galvanic pile, the plate exchanger, a water pump and a main waterway outlet which are sequentially connected through pipelines.

Preferably, in the above-described compact fuel cell engine structure, in the air system, a third throttle valve is further communicated between the intercooler and the first throttle valve, and the third throttle valve is connected to the exhaust outlet.

Preferably, in the above-described compact-arrangement fuel cell engine structure, a purge port is formed at the top of the stack, and the intercooler is connected to the purge port.

Preferably, in the above-described fuel cell engine structure in which the arrangement is compact, in the hydrogen system, the water separator is connected again to deliver part of the hydrogen to the stack through a hydrogen circulation pump.

Preferably, in the above-described fuel cell engine structure in which the arrangement is compact, in the main cooling system, the three-way valve is connected to the water pump via the intercooler in the other path.

Preferably, in the above-mentioned compact arrangement fuel cell engine structure, the fuel cell engine further comprises an auxiliary cooling system, including an auxiliary water channel inlet, wherein the auxiliary water channel inlet is divided into two parts through a pipeline, one part sequentially passes through the hydrogen pump controller, the air compressor controller and the air compressor shell, the other part passes through the DCDC, and the two parts are combined and then discharged through an auxiliary water channel outlet.

Compared with the prior art, the utility model has the advantages that all the components are arranged around the electric pile, are compactly arranged around the electric pile, have compact structure, improve the conditions of scattered component distribution and complicated pipeline wiring existing in a general fuel cell engine, reduce the volume of the fuel cell engine to a certain extent, and save space.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a fuel cell engine architecture in which a compact arrangement is provided in an embodiment of the utility model;

FIG. 2 is a perspective view of an air system according to an embodiment of the present utility model;

FIG. 3 is a perspective view of a hydrogen system according to an embodiment of the present utility model;

FIG. 4 is a perspective view of a primary cooling system in accordance with an embodiment of the present utility model;

fig. 5 is a perspective view of an auxiliary cooling system in an embodiment of the utility model.

Detailed Description

The following detailed description of the technical solutions according to the embodiments of the present utility model will be given with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in connection with fig. 1-5, a compact fuel cell engine structure 100 is arranged, comprising:

the air system 110 comprises an air inlet 111, a flowmeter 112, an air compressor 113, an intercooler 114, a first throttle valve 115, a stack 101, a second throttle valve 116 and a tail discharge port 117 which are sequentially connected through pipelines, wherein a third throttle valve 118 is further communicated between the intercooler 114 and the first throttle valve 115, the third throttle valve 118 is connected with the tail discharge port 117, a purging port 119 is formed at the top of the stack 101, and the intercooler 114 is connected with the purging port 119;

the hydrogen system 120 comprises a hydrogen inlet 121, a hydrogen inlet assembly 122, a plate exchanger 123, a galvanic pile 101 and a water separator 124 which are sequentially connected through pipelines, wherein the water separator 124 is respectively connected with a hydrogen discharge valve 125 and a drain valve 126, the hydrogen discharge valve 125 and the drain valve 126 are connected with a tail discharge interface 127, and the water separator 124 is used for reconnecting and conveying part of hydrogen to the galvanic pile 101 through a hydrogen circulating pump 128;

the main cooling system 130 comprises a main waterway inlet 131, a three-way valve 132, a galvanic pile 101, a plate switch 123, a water pump 133 and a main waterway outlet 134 which are sequentially connected through pipelines, wherein the other path of the three-way valve 132 is connected to the water pump 133 through the intercooler 114;

the auxiliary cooling system 140 comprises an auxiliary water channel inlet 141, wherein the auxiliary water channel inlet 141 is divided into two parts by a pipeline, one part sequentially passes through a hydrogen pump controller 142, an air compressor controller 143 and an air compressor shell 144, the other part passes through a DCDC145, and the two parts are discharged through an auxiliary water channel outlet 146 after being combined.

According to the technical scheme, all the components are arranged around the electric pile, are compactly arranged around the electric pile, are compact in structure, are scattered in component distribution and are complicated in pipeline routing, the size of the fuel cell engine is reduced to a certain extent, and therefore the space is saved.

In the air system, air enters the flowmeter from the inlet, enters the air compressor, enters the intercooler, enters the first throttle valve, enters the electric pile, enters the second throttle valve and is discharged from the tail. When the air compressor sucks in excessive air, the excessive air can be discharged by opening the third throttle-tail discharge. When the reaction is finished, part of air can be introduced through the intercooler-stack housing purge port to purge the stack housing. All parts are connected through rubber pipes.

In the hydrogen system, hydrogen enters a hydrogen inlet assembly from an inlet, is subjected to plate replacement, is subjected to electric pile, is subjected to a water separator, is subjected to a hydrogen discharge valve, and is discharged from a drain valve and a tail. Part of hydrogen enters the reactor again through the water separator-hydrogen circulating pump, so that the hydrogen utilization rate is increased. All parts are connected through rubber pipes.

In the main cooling system, cooling liquid enters a three-way valve, an electric pile, a water pump and a main waterway outlet from a main waterway inlet and is discharged to form waterway large circulation. Wherein a part of cooling liquid is discharged from the three-way valve, the intercooler, the water pump and the main water path, and the part is mainly cooled by the air entering the pile. And part of the cooling liquid is discharged from the three-way valve-electric pile-plate exchange-water pump-main waterway outlet, and the part is used for heating the hydrogen to be piled. All parts are connected through rubber pipes.

In the auxiliary cooling system, the cooling liquid is divided into two parts from an auxiliary water channel inlet, one part of the cooling liquid enters a hydrogen pump controller, an air compressor controller and an air compressor shell, the other part of the cooling liquid enters DCDC, and the two parts are combined into one part from an auxiliary water channel outlet to be discharged. All parts are connected through rubber pipes.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely exemplary of the application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the application and are intended to be comprehended within the scope of the application.

Claims

1. A fuel cell engine structure arranged compactly, comprising:

2. The compact fuel cell engine arrangement as defined in claim 1, wherein in said air system, a third throttle is also in communication between said intercooler and said first throttle, said third throttle being connected to said exhaust port.

3. The compact fuel cell engine structure according to claim 1, wherein the stack top is formed with a purge port, and the intercooler is connected to the purge port.

4. The compact fuel cell engine structure as defined in claim 1, wherein in said hydrogen system, said water separator re-connects and delivers part of the hydrogen to said stack via a hydrogen circulation pump.

5. The compact fuel cell engine structure according to claim 1, wherein in the main cooling system, the three-way valve is connected to the water pump via the intercooler in the other path.

6. The compact arranged fuel cell engine structure of claim 1, further comprising an auxiliary cooling system comprising an auxiliary water path inlet, wherein the auxiliary water path inlet is split into two parts by a pipeline, one part sequentially passes through the hydrogen pump controller, the air compressor controller and the air compressor shell, the other part passes through the DCDC, and the two parts are combined and then discharged through an auxiliary water path outlet.